generated from pascalmartineau/wp-skeleton
Pascal Martineau
e9c92840fc
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Deploy WordPress and Nuxt / deploy (push) Successful in 1m5s
126 lines
3.3 KiB
PHP
126 lines
3.3 KiB
PHP
<?php
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// Register GraphQL types and fields for breadcrumbs
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add_action( 'graphql_register_types', 'ccat_register_breadcrumb_graphql_types' );
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function ccat_register_breadcrumb_graphql_types() {
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register_graphql_object_type(
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'BreadcrumbItem',
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array(
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'description' => 'A single breadcrumb item',
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'fields' => array(
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'label' => array(
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'type' => array( 'non_null' => 'String' ),
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'description' => 'The display label for the breadcrumb',
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),
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'to' => array(
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'type' => 'String',
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'description' => 'The to for the breadcrumb link (null for current page)',
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),
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),
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)
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);
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}
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// Add 'breadcrumbs' field to all Node types
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add_action( 'graphql_register_types', 'ccat_register_breadcrumb_graphql_fields' );
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function ccat_register_breadcrumb_graphql_fields() {
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register_graphql_field(
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'Node',
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'breadcrumbs',
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array(
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'type' => array(
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'list_of' => array( 'non_null' => 'BreadcrumbItem' ),
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),
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'description' => 'Breadcrumb navigation items for this content',
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'resolve' => function ( $node ) {
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return array_map(
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function ( $item ) {
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return array(
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'label' => html_entity_decode( $item['label'], ENT_QUOTES, 'UTF-8' ),
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'to' => $item['to'] ?? null,
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);
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},
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ccat_get_breadcrumbs( $node )
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);
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},
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)
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);
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}
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// Helper: Get breadcrumbs for a given node
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function ccat_get_breadcrumbs( $node ) {
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if ( $node instanceof \WPGraphQL\Model\Post ) {
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return ccat_get_post_breadcrumbs( $node->databaseId );
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}
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if ( $node instanceof \WPGraphQL\Model\Term ) {
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return ccat_get_term_breadcrumbs( $node->databaseId );
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}
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return array();
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}
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// Helper: Get breadcrumbs for a given post ID
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function ccat_get_post_breadcrumbs( $post_id ) {
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$breadcrumbs = array();
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$is_front_page = get_option( 'show_on_front' ) === 'page' && (int) get_option( 'page_on_front' ) === $post_id;
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if ( $is_front_page ) {
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return $breadcrumbs;
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}
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$breadcrumbs[] = array(
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'label' => 'Accueil',
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'to' => '/',
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);
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$post_type = get_post_type( $post_id );
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$ancestor_ids = get_post_ancestors( $post_type === 'page' ? $post_id : get_option( "page_for_$post_type" ) );
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$ancestor_ids = array_reverse( $ancestor_ids );
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foreach ( $ancestor_ids as $ancestor_id ) {
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$breadcrumbs[] = array(
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'label' => get_the_title( $ancestor_id ),
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'to' => ccat_is_virtual_page( $ancestor_id ) ? null : str_replace( home_url(), '', get_permalink( $ancestor_id ) ),
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);
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}
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$breadcrumbs[] = array(
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'label' => get_the_title( $post_id ),
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'to' => null,
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);
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return $breadcrumbs;
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}
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// Helper: Get breadcrumbs for a given term ID
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function ccat_get_term_breadcrumbs( $term_id ) {
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$breadcrumbs = array(
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array(
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'label' => 'Accueil',
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'to' => '/',
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),
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);
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$term = get_term( $term_id );
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if ( is_wp_error( $term ) || ! $term ) {
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return $breadcrumbs;
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}
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$ancestor_ids = get_ancestors( $term->term_id, $term->taxonomy );
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$ancestor_ids = array_reverse( $ancestor_ids );
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foreach ( $ancestor_ids as $ancestor_id ) {
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$ancestor_term = get_term( $ancestor_id, $term->taxonomy );
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if ( is_wp_error( $ancestor_term ) || ! $ancestor_term ) {
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continue;
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}
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$breadcrumbs[] = array(
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'label' => $ancestor_term->name,
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'to' => str_replace( home_url(), '', get_term_link( $ancestor_term ) ),
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);
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}
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$breadcrumbs[] = array(
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'label' => $term->name,
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'to' => null,
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);
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return $breadcrumbs;
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}
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